Home / 690,298.20-1,035,024.48-269,082

Finding the Fourth Proportional to 690,298.20, 1,035,024.48 and 269,082

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Solution

The fourth proportional to 690,298.20, 1,035,024.48 and 269,082 is: 403,458.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    690,298.20 : 1,035,024.48 = 269,082 : x
  2. Step 2: Convert to fraction form
    690,298.20/1,035,024.48 = 269,082/x
  3. Step 3: Cross multiply
    690,298.20x = 1,035,024.48 × 269,082
  4. Step 4: Simplify right side
    690,298.20x = 278,506,457,127.36
  5. Step 5: Solve for x
    x = 278,506,457,127.36/690,298.20
  6. Step 6: Final answer
    x = 403,458.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.